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Detect if homebrew package is installed

... # install if we haven't installed any version brew ls --versions $lib || brew install $lib # install if we haven't installed latest version brew outdated $lib || brew install $lib share | ...
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How do I ignore files in a directory in Git?

....vssscc *_i.c *_p.c *.ncb *.suo *.tlb *.tlh *.bak *.[Cc]ache *.ilk *.log *.lib *.sbr *.sdf ipch/ obj/ [Bb]in [Dd]ebug*/ [Rr]elease*/ Ankh.NoLoad #Tooling _ReSharper*/ *.resharper [Tt]est[Rr]esult* #Project files [Bb]uild/ #Subversion files .svn # Office Temp Files ~$* Update I thought I'd pro...
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Octave-Gnuplot-AquaTerm error: set terminal aqua enhanced title “Figure 1”…unknown terminal type"

... my AquaTerm installation didn't create the correct symlinks in /usr/local/lib, Method 2 is the one that worked for me, and I am sharing the steps I took to get it working. Method 1: Simply reinstall gnuplot after installing AquaTerm seems to fix this issue for people. brew install gnuplot Go ...
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Hide/Show Column in an HTML Table

...k rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.css"> <link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/bootswatch/3.3.7/paper/bootstrap.min.css"> <link rel="stylesheet" type="text/c...
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What's the difference between process.cwd() vs __dirname?

...imply with following folder structure Project ├── main.js └──lib └── script.js main.js console.log(process.cwd()) // C:\Project console.log(__dirname) // C:\Project console.log(__dirname===process.cwd()) // true suppose we have another file script.js files inside a sub di...
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Unable to locate tools.jar

... I had the same problem and copying C:\Program Files\Java\jdk1.6.0_26\lib\tools.jar to C:\Program Files\Java\jre6\lib\ext worked for me share | improve this answer | f...
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Cannot find module cv2 when using OpenCV

...ault site-packages folder where you have kept the required python files or libraries Add these lines in the code: import sys sys.path.append('/usr/local/lib/python2.7/site-packages') or before running the python command in bash move to /usr/local/lib/python2.7/site-packages directory. This is...
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Installing Java 7 on Ubuntu

...------------------------------------------------------ * 0 /usr/lib/jvm/java-6-oracle1/bin/java 1047 auto mode 1 /usr/bin/gij-4.6 1046 manual mode 2 /usr/lib/jvm/java-6-oracle1/bin/java 1047 manual mode 3 /usr...
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How to create war files

...properties, XML config files ${basedir}/web: Your JSP files ${basedir}/web/lib: Any JARs required at runtime ${basedir}/web/META-INF: Your manifest ${basedir}/web/WEB-INF: Your web.xml files Set up Define a setup task that creates the distribution directory and copies any artifacts that need to b...
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What is the benefit of using $() instead of backticks in shell scripts?

... Suppose you want to find the lib directory corresponding to where gcc is installed. You have a choice: libdir=$(dirname $(dirname $(which gcc)))/lib libdir=`dirname \`dirname \\\`which gcc\\\`\``/lib The first is easier than the second - use the fir...